完成最简单的接收文件功能

src/server/app.py

@@ -0,0 +1,33 @@
+from flask import Flask
+from flask import request
+from flask_cors import CORS
+import util
+import db.model
+from db.model import Pic
+from db.connector import Session
+
+app = Flask(__name__)
+CORS(app)
+
+
+@app.route("/upload", methods=["POST", "GET"])
+def upload():
+    # app.logger.debug("Got upload post.")
+    if request.method != "POST":
+        return "{status:'Err',msg:'only post is supported.'}"
+    pic_storage_dir='/home/dmy/doc/pic_storage'
+    f=request.files['up']
+    file_binary=f.read()
+    md5=util.md5(file_binary)
+    #先检查是否已经有图片了
+    session=Session()
+    # test_existed_pic=Pic(md5=md5)
+    if session.query(Pic.md5).filter(Pic.md5==md5).first() is not None:
+        app.logger.debug('pic with md5 {md5} esisted.'.format(md5=md5))
+        return '{ status:"succeed" }'
+    save_path='{pic_storage_dir}/{md5}'.format(pic_storage_dir=pic_storage_dir,md5=md5)
+    utc_now=util.utc_now()
+    db.model.add_pic(md5=md5,path=save_path,time=utc_now)
+    f.save(save_path)
+    return '{ status:"succeed" }'
+